16/08/2015-23/09/2015: Visiting researcher, Kielanowski Institute of Animal Physiology and Nutrition, Jablonna, Poland. Research work related with investigation of dependence of exocrine pancreatic insufficiency from alpha ketoglutarate and chronic kidney diseases.

07/06/2015-28/07/2015: Visiting researcher, Department of Biology, Faculty of Science, Lund University, Lund, Sweden. Research work devoted to studying of relation between diet and chronic kidney dysfunction development in pigs.

01/03/2013 – present: Researcher, Laboratory of Biochemistry, Department of Biochemistry and Biotechnology, Precarpathian National University, Ukraine. Research work related with studying of pesticide impact on free radical processes, some biochemical and hematological parameters, and histological changes in different tissues of goldfish.

15/09/2014-20/10/2014: Visiting researcher, Department of Biology, Faculty of Science, Lund University, Lund, Sweden. Research work related with studying of fat absorption in young pigs with exocrine pancreatic insufficiency.